Re: SIGSEGV in /bin/sh after r322740 -> r322776 update

From: David Wolfskill <david_at_catwhisker.org>
Date: Tue, 22 Aug 2017 05:30:09 -0700
On Tue, Aug 22, 2017 at 08:15:56AM -0400, Ed Maste wrote:
> On 22 August 2017 at 07:46, David Wolfskill <david_at_catwhisker.org> wrote:
> >
> > lldb's notion of the backtrace was fairly non-useful:
> > g1-252(11.1-S)[7] lldb -c sh.core
> 
> Try:
> % lldb /bin/sh -c sh.core

freebeast(12.0-C)[12] lldb /bin/sh -c sh.core
(lldb) target create "/bin/sh" --core "sh.core"
Core file '/usr/obj/usr/src/sh.core' (x86_64) was loaded.
(ldb) bt
* thread #1, name = 'sh', stop reason = signal SIGSEGV
  * frame #0: 0x0000000800b6ee08 libc.so.7`___lldb_unnamed_symbol899$$libc.so.7 + 72
    frame #1: 0x0000000800b6eda1 libc.so.7`__malloc + 129
    frame #2: 0x00000000004116cd sh`___lldb_unnamed_symbol142$$sh + 77
    frame #3: 0x000000000041193f sh`___lldb_unnamed_symbol148$$sh + 111
    frame #4: 0x0000000000407751 sh`___lldb_unnamed_symbol52$$sh + 129
    frame #5: 0x00000000004074ef sh`___lldb_unnamed_symbol50$$sh + 63
    frame #6: 0x000000000040fb50 sh`___lldb_unnamed_symbol119$$sh + 416
    frame #7: 0x0000000000406892 sh`___lldb_unnamed_symbol38$$sh + 3266
    frame #8: 0x00000000004054aa sh`___lldb_unnamed_symbol35$$sh + 714
    frame #9: 0x0000000000405704 sh`___lldb_unnamed_symbol35$$sh + 1316
    frame #10: 0x000000000040515b sh`___lldb_unnamed_symbol34$$sh + 171
    frame #11: 0x00000000004111ae sh`___lldb_unnamed_symbol132$$sh + 558
    frame #12: 0x0000000000402ecf sh`___lldb_unnamed_symbol1$$sh + 383
(lldb) 

Well, that's more than we had before -- thanks!

Peace,
david
-- 
David H. Wolfskill				david_at_catwhisker.org
If we wish to eliminate sources of Fake News, start at the top: D. Trump.

See http://www.catwhisker.org/~david/publickey.gpg for my public key.

Received on Tue Aug 22 2017 - 10:30:11 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:41:12 UTC